The meaning of the Acronym DRR is...

DRR is

• Double Replacement Reaction

More Meanings For DRR:

• Double Replacement Reaction
• Digitally Reconstructed Radiograph
• Data Requirements Review
• Data Recorder/Reproducer
• Design Requirements Review
• District Rotaract Representative
• Durrie, Queensland, Australia

DRR is also in:

• Airport Codes
• Chemistry
• Military
• NASA
• Non-Profit Organizations
• Oncology